Method eval_result

src/expr/src/interpret.rs:847–862

(&self, result: Result<Datum<'b>, E>)

    }

    fn eval_result<'b, E>(&self, result: Result<Datum<'b>, E>) -> ResultSpec<'a> {
        match result {
            Ok(Datum::Null) => ResultSpec {
                nullable: true,
                ..ResultSpec::nothing()
            },
            Ok(d) => ResultSpec {
                values: Values::just(self.arena.make_datum(|packer| packer.push(d))),
                ..ResultSpec::nothing()
            },
            Err(_) => ResultSpec {
                fallible: true,
                ..ResultSpec::nothing()
            },
        }
    }

    fn set_literal(expr: &mut MirScalarExpr, update: Result<Datum, EvalError>) {
        match expr {